RS485-C2(UN) Equinox Technologies, RS485-C2(UN) Datasheet - Page 12

• Manufacturer Part Number: RS485-C2(UN)
• Description: CONVERTER KIT, COMMS, RS485
• Manufacturer: Equinox Technologies

Specifications of RS485-C2(UN)

• Development Tool Type: Converter Module
• Supply Current Max: 1000mA
• Supply Voltage Dc Max: 9.9V
• Supply Voltage Dc Min: 8.3V
• Supported Devices: PPM3-MK2
• Tool / Board Application: Equinox PPM3-MK2 Programmer
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

2.1 RS-232 to RS-485 Status LED Indicators
Figure 4
No
1
2
3
Figure 5
2.2 Input Power Supply Requirements
The power supply requirements for the ‘RS-232 to RS-485 Convertor Module’ are detailed
in the table below. The current drawn by the module from the external power supply varies
from a Standby Current when no data transfer is taking place to an Active Current when data
transfer is taking place.
Parameter
Standby Current
Active Current
Supply Voltage
Figure 6
RS232-RS485 Convertor Manual V1.02 28/06/01
LED Colour
Red
Yellow
Green
Min
8.3
Status Description
Indicates that the PC has enabled RS-485 transmission.
This means that the RS-485 driver has been enabled allowing
the convertor to drive the RS-485 line to the remote system.
Indicates that the remote RS-485 system is transmitting data
to the PC through the convertor. The LED will flash when
data is being transmitted.
PC is transmitting data to the remote RS-485 system.
The LED will flash when data is being transmitted.
Typical
10
9.0
Values
Max
1000
9.9
Units
mA
mA
V DC
3